49855944 has 64 divisors (see below), whose sum is σ = 128174400. Its totient is φ = 16154624.

The previous prime is 49855937. The next prime is 49855961. The reversal of 49855944 is 44955894.

It is a super-2 number, since 2×49855944² = 4971230304262272, which contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 49855893 and 49855902.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193864 + ... + 194120.

It is an arithmetic number, because the mean of its divisors is an integer number (2002725).

Almost surely, 2^49855944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49855944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64087200).

49855944 is an abundant number, since it is smaller than the sum of its proper divisors (78318456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49855944 is a wasteful number, since it uses less digits than its factorization.

49855944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462 (or 458 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 48.

The square root of 49855944 is about 7060.8741668436. The cubic root of 49855944 is about 368.0490049736.

The spelling of 49855944 in words is "forty-nine million, eight hundred fifty-five thousand, nine hundred forty-four".